turn signal INFINITI QX56 2004 Factory Service Manual

GW-40
POWER WINDOW SYSTEM
Revision: August 20072004 QX56
4. CHECK BCM OUTPUT SIGNAL
1. Connect BCM.
2. Turn ignition switch ON.
3. Check voltage between BCM connector M20 terminals 68, 69 and ground.
OK or NG
OK >> Check the condition of the harness and the connector.
NG >> Replace BCM.
Power Window and Door Lock/Unlock Switch RH Power Supply and Ground
Circuit Check
EIS002UZ
1. CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch ON.
2. Check voltage between power window and door lock/unlock switch RH connector D105 terminal 10 and
ground.
OK or NG
OK >> GO TO 2.
NG >> GO TO 3.
2. CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect power window and door lock/unlock switch RH.
3. Check continuity between power window and door lock/unlock switch RH connector D105 terminal 11 and
ground.
OK or NG
OK >> Power supply and ground circuit are OK.
NG >> Repair or replace harness.68 (W/L) - Ground : Battery voltage
69 (W/R) - Ground : Battery voltage
LIIA0917E
10 (W/R) - Ground : Battery voltage
LIIA1257E
11 (B) - Ground : Continuity should exist.
LIIA1258E

POWER WINDOW SYSTEM
GW-41
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Revision: August 20072004 QX56
3. CHECK POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH RH POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM.
3. Check continuity between BCM connector (A) M20 terminal 69 and power window and door lock/unlock
switch RH connector (B) D105 terminal 10.
OK or NG
OK >> GO TO 4.
NG >> Repair or replace harness.
4. CHECK BCM OUTPUT SIGNAL
1. Connect BCM.
2. Turn ignition switch ON.
3. Check voltage between BCM connector M20 terminal 69 and ground.
OK or NG
OK >> Check the condition of the harness and the connector.
NG >> Replace BCM.
Front Power Window Motor LH Circuit CheckEIS002V0
1. CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH OUTPUT SIGNAL
1. Turn ignition switch ON.
2. Check voltage between main power window and door lock/unlock switch connector D7 terminals 8, 11 and
ground.
OK or NG
OK >> GO TO 2.
NG >> Replace main power window and door lock/unlock
switch. 69 (W/R) - 10 (W/R) : Continuity should exist.
LIIA2298E
69 (W/R) - Ground : Battery voltage
WIIA0508E
ConnectorTerminals (Wire color)
ConditionVoltage (V)
(Approx.)
(+) (-)
D78 (G/R)
GroundUP Battery voltage
DOWN 0
11 (G/W)UP 0
DOWN Battery voltage
LIIA0317E

GW-42
POWER WINDOW SYSTEM
Revision: August 20072004 QX56
2. CHECK POWER WINDOW MOTOR CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect main power window and door lock/unlock switch and front power window motor LH.
3. Check continuity between main power window and door lock/unlock switch connector D7 terminals 8, 11
and front power window motor LH connector D9 terminal 1, 2.
OK or NG
OK >> Replace front power window motor LH.
NG >> Repair or replace harness.
Front Power Window Motor RH Circuit CheckEIS002V1
1. CHECK POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH RH OUTPUT SIGNAL
1. Connect power window and door lock/unlock switch RH.
2. Turn ignition switch ON.
3. Check voltage between power window and door lock/unlock switch RH connector D105 terminals 8, 9 and
ground.
OK or NG
OK >> GO TO 2.
NG >> Replace power window and door lock/unlock switch RH.
2. CHECK FRONT POWER WINDOW MOTOR RH CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect front power window motor RH and power window and door lock/unlock switch RH.
3. Check continuity between power window and door lock/unlock switch RH connector D105 terminals 8, 9
and front power window motor RH connector D104 terminals 1, 2.
OK or NG
OK >> Replace front power window motor RH.
NG >> Repair or replace harness.8 (G/R) - 2 (G/R) : Continuity should exist.
11 (G/W) - 1 (G/W) : Continuity should exist.
LIIA1260E
ConnectorTerminals (Wire color)
ConditionVoltage (V)
(Approx.)
(+) (-)
D1059 (G)
GroundUP 0
DOWN Battery voltage
8 (L)UP Battery voltage
DOWN 0
LIIA1261E
8 (L) - 2 (L) : Continuity should exist.
9 (G) - 1 (G) : Continuity should exist.
LIIA1262E

POWER WINDOW SYSTEM
GW-43
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Revision: August 20072004 QX56
Limit Switch Circuit Check Front LHEIS002V2
1. CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH LIMIT SIGNAL
1. Turn ignition switch ON.
2. Check voltage between main power window and door lock/unlock switch connector D7 termimal 9 and
ground.
OK or NG
OK >> Limit switch circuit is OK.
NG >> GO TO 2.
2. CHECK FRONT POWER WINDOW MOTOR LH LIMIT SIGNAL
1. Disconnect front power window motor LH.
2. Check voltage between front power window motor LH connector D9 terminal 5 and ground.
OK or NG
OK >> GO TO 3.
NG >> GO TO 5.
3. CHECK LIMIT SWITCH GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between front power window motor LH connector D9 terminal 6 and ground.
OK or NG
OK >> Replace front power window motor LH.
NG >> GO TO 4.
ConnectorTerminal (Wire color)
Condition Voltage (V)
(Approx.)
(+) (-)
D7 9 (O) GroundDriver side door window is
between fully-open and just
before fully-closed position
(ON)0
Driver side door window is
between just before fully-
closed position and fully-
closed position (OFF)5
LIIA0339E
5 (O) - Ground : Approx. 5V
LIIA0922E
6 (W/B) - Ground : Continuity should exist.
LIIA0923E

GW-44
POWER WINDOW SYSTEM
Revision: August 20072004 QX56
4. CHECK HARNESS CONTINUITY
1. Disconnect main power window and door lock/unlock switch.
2. Check continuity between front power window motor LH connector D9 terminal 6 and main power window
and door lock/unlock switch connector D7 terminal 2.
OK or NG
OK >> Replace main power window and door lock/unlock
switch.
NG >> Repair or replace harness.
5. CHECK HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect main power window and door lock/unlock switch.
3. Check continuity between front power window motor LH connector D9 terminal 5 and main power window
and door lock/unlock switch connector D7 terminal 9.
OK or NG
OK >> Replace main power window and door lock/unlock
switch.
NG >> Repair or replace harness.
Limit Switch Circuit Check Front RHEIS002V3
1. CHECK POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH RH LIMIT SIGNAL
1. Turn ignition switch ON.
2. Check voltage between power window motor RH connector D105 terminal 15 and ground.
OK or NG
OK >> Limit switch circuit is OK.
NG >> GO TO 2.6 (W/B) - 2 (W/B) : Continuity should exist.
LIIA0924E
5 (O) - 9 (O) : Continuity should exist.
LIIA0925E
ConnectorTerminals (Wire color)
Condition Voltage (V)
(Approx.)
(+) (-)
D105 15 (G/W) GroundPassenger side door window
is between fully-open and
just before fully-closed posi-
tion (ON)0
Passenger side door window
is between just before fully-
closed position and fully-
closed position (OFF)5
LIIA1263E

POWER WINDOW SYSTEM
GW-45
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Revision: August 20072004 QX56
2. CHECK FRONT POWER WINDOW MOTOR RH LIMIT SIGNAL
1. Disconnect front power window motor RH.
2. Check voltage between front power window motor RH connector D104 terminal 5 and ground.
OK or NG
OK >> GO TO 3.
NG >> GO TO 5.
3. CHECK LIMIT SWITCH GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between front power window motor RH connector D104 terminal 6 and ground.
OK or NG
OK >> Replace front power window motor RH.
NG >> GO TO 4.
4. CHECK HARNESS CONTINUITY
1. Disconnect power window and door lock/unlock switch RH.
2. Check continuity between front power window motor RH connector D104 terminal 6 and power window
and door lock/unlock switch RH connector D105 terminal 3.
OK or NG
OK >> Replace power window and door lock/unlock switch RH.
NG >> Repair or replace harness.5 (G/W) - Ground : Approx. 5V
LIIA0922E
6 (W/B) - Ground : Continuity should exist.
LIIA0923E
6 (W/B) - 3 (W/B) : Continuity should exist.
LIIA1264E

POWER WINDOW SYSTEM
GW-47
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Revision: August 20072004 QX56
3. CHECK ENCODER GROUND
1. Turn ignition switch OFF.
2. Check continuity between front power window motor LH connector D9 terminal 6 and ground.
OK or NG
OK >> GO TO 5.
NG >> GO TO 4.
4. CHECK ENCODER GROUND CIRCUIT
1. Disconnect main power window and door lock/unlock switch.
2. Check continuity between front power window motor LH connector D9 terminal 6 and main power window
and door lock/unlock switch connector D7 terminal 2.
OK or NG
OK >> Replace main power window and door lock/unlock
switch.
NG >> Repair or replace harness.
5. CHECK ENCODER SIGNAL
1. Connect front power window motor LH.
2. Turn ignition switch ON.
3. Check the signal between main power window and door lock/unlock switch connector and ground with
oscilloscope.
OK or NG
OK >> Replace main power window and door lock/unlock switch.
NG >> GO TO 6.6 (W/B) - Ground : Continuity should exist.
LIIA0923E
6 (W/B) - 2 (W/B) : Continuity should exist.
LIIA0924E
Connec-
torTerminals (Wire color)
Condition Signal
(+) (-)
D7 13 (G/Y) Ground Opening
LIIA0364EOCC3383D

POWER WINDOW SYSTEM
GW-49
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Revision: August 20072004 QX56
3. CHECK ENCODER GROUND
1. Turn ignition switch OFF.
2. Check continuity between front power window motor RH connector D104 terminal 6 and ground.
OK or NG
OK >> GO TO 5.
NG >> GO TO 4.
4. CHECK ENCODER GROUND CIRCUIT
1. Disconnect power window and door lock/unlock switch RH.
2. Check continuity between front power window motor RH connector D104 terminal 6 and power window
and door lock/unlock switch RH connector D105 terminal 3.
OK or NG
OK >> Replace power window and door lock/unlock switch RH.
NG >> Repair or replace harness.
5. CHECK ENCODER SIGNAL
1. Connect front power window motor RH.
2. Turn ignition switch ON.
3. Check the signal between power window and door lock/unlock switch RH connector and ground with
oscilloscope.
OK or NG
OK >> Replace power window and door lock/unlock switch RH.
NG >> GO TO 6.6 (W/B) - Ground : Continuity should exist.
LIIA0923E
6 (W/B) - 3 (W/B) : Continuity should exist.
LIIA1264E
Connec-
torTerminals (Wire color)
Condition Signal
(+) (-)
D105 12 (G/Y) Ground Opening
LIIA1267EOCC3383D

GW-50
POWER WINDOW SYSTEM
Revision: August 20072004 QX56
6. CHECK ENCODER CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect front power window motor RH and power window and door lock/unlock switch RH.
3. Check continuity between front power window motor RH connector D104 terminal 3 and power window
and door lock/unlock switch RH connector D105 terminal 12.
OK or NG
OK >> Replace front power window motor RH.
NG >> Repair or replace harness.
Door Switch CheckEIS002V6
1. CHECK FRONT DOOR SWITCH INPUT SIGNAL
With CONSULT-II
Check front door switches (“DOOR SW-DR” and “DOOR SW-AS” ) in “DATA MONITOR” mode with CON-
SULT-II.
Without CONSULT-II
Check voltage between BCM connector and ground.
OK or NG
OK >> Front door switch is OK.
NG >> GO TO 2.3 (G/Y) - 12 (G/Y) : Continuity should exist.
LIIA1268E
Monitor item Condition
DOOR SW-DROPEN : ON
CLOSE : OFF
DOOR SW-ASOPEN : ON
CLOSE : OFF
PIIA2464E
Item ConnectorTerminals (Wire color)
ConditionVoltage (V)
(Approx.)
(+) (-)
Front RH M18 12 (R/L)
GroundOPEN 0
CLOSE Battery voltage
Front LH M19 47 (SB)OPEN 0
CLOSE Battery voltage
LIIA0946E

GW-52
POWER WINDOW SYSTEM
Revision: August 20072004 QX56
Front Door Lock Assembly LH (Key Cylinder Switch) CheckEIS002V7
1. CHECK FRONT DOOR LOCK ASSEMBLY LH (KEY CYLINDER SWITCH) INPUT SIGNAL
With CONSULT-II

Check front door lock assembly LH (key cylinder switch) (“KEY
CYL LK SW”) in “DATA MONITOR” mode for “POWER DOOR
LOCK SYSTEM” with CONSULT-II. Refer to GW-34, "
DATA
MONITOR" .

Check front door lock assembly LH (key cylinder switch) (“KEY
CYL UN-SW”) in “DATA MONITOR” mode for “POWER DOOR
LOCK SYSTEM” with CONSULT-II. Refer to GW-34, "
DATA
MONITOR" .
Without CONSULT-II
Check voltage between main power window and door lock/unlock switch connector and ground.
OK or NG
OK >> Front door lock assembly LH (key cylinder switch) is OK.
NG >> GO TO 2.
2. CHECK FRONT DOOR LOCK ASSEMBLY LH (KEY CYLINDER SWITCH) CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect main power window and door lock/unlock switch and front door lock assembly (key cylinder
switch).
3. Check continuity between main power window and door lock/
unlock switch connector D7 terminals 4, 6 and front door lock
assembly LH (key cylinder switch) connector D14 terminals 1, 6.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace harness.“KEY CYL LK-SW” should be “ON” when key inserted
in door key cylinder is turned to lock.
LIIA0047E
“KEY CYL UN-SW” should be “ON” when key inserted
in door key cylinder is turned to unlock.
LIIA0050E
ConnectorTerminals (Wire color)
Key position Voltage (V)
(Approx.)
(+) (–)
D76 (R)
GroundNeutral / Unlock 5
Lock 0
4 (L)Neutral / Lock 5
Unlock 0
LIIA1448E
6 (R) - 6 (R) : Continuity should exist.
4 (L) - 1 (L) : Continuity should exist.
LIIA1571E